The fifth coach of the Palwal-New Delhi EMU (electric multiple unit) train derailed at 9.47 am, the official said, adding that no passengers were injured.

"The train was not crowded. All passengers have been evacuated to safety," he said.

The train derailed between Nizamuddin and Tilak Bridge on the down main line, the official said.

A senior police officer said, "No injury has been reported. No public person was present at the spot. Railway staff members have arrived for repairs."

The Northern Railway has released a list of more than 300 trains whose services will be impacted due to the G20 Summit, to be held on September 9-10.